Clarence Harbour, Long Island Sea Conditions and Tide Table

Clarence Harbour, Long Island Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 05:57 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Wed night, min 21°C on Tue night). Winds decreasing (fresh winds from the ENE on Tue night, light winds from the NE by Fri morning).

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Warm air temperatures (max 24°C on Sun morning, min 22°C on Fri afternoon). Winds increasing (light winds from the NE on Fri afternoon, strong winds from the E by Sat night).

Days 8–10 Weather Summary

Moderate rain (total 18mm), heaviest on Mon night. Warm (max 25°C on Mon afternoon, min 24°C on Wed morning). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 5mm), mostly falling on Thu night. Warm (max 25°C on Thu afternoon, min 24°C on Thu afternoon). Mainly fresh winds.

Tue
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
2:44PM0.77m
3:31AM0.89m
3:44PM0.76m
4:31AM0.91m
4:44PM0.78m
5:26AM0.94m
5:40PM0.81m
6:15AM0.98m
6:30PM0.85m
6:58AM1.01m
7:15PM0.90m
7:39AM1.05m
7:58PM0.95m
8:19AM1.06m
8:38PM1.00m
8:58AM1.07m
9:18PM1.04m
9:38AM1.05m
10:00PM1.06m
10:19AM1.03m
10:43PM1.08m
11:04AM0.98m
11:31PM1.07m
11:52AM0.94m
00:24AM1.05m
12:46PM0.89m
1:25AM1.03m
1:49PM0.84m
Low Tide
8:51PM0.29m
10:05AM0.37m
9:50PM0.30m
11:04AM0.36m
10:48PM0.28m
11:56AM0.33m
11:42PM0.26m
12:42PM0.29m
00:32AM0.23m
1:23PM0.24m
1:18AM0.20m
2:01PM0.21m
2:03AM0.17m
2:38PM0.17m
2:46AM0.15m
3:14PM0.15m
3:30AM0.14m
3:51PM0.14m
4:16AM0.15m
4:30PM0.13m
5:04AM0.16m
5:12PM0.14m
5:56AM0.20m
5:59PM0.16m
6:55AM0.23m
6:53PM0.18m
8:01AM0.27m
Wave
height (m) 
direction
period (s) 
0.4
ENE
3
0.4
E
3
0.3
E
2
0.2
ENE
2
0.3
E
2
0.1
NE
2
0.2
NNE
2
0.1
NE
2
0.1
NE
2
0.1
NE
2
0.1
NE
2
0.2
ENE
2
0.2
E
2
0.5
E
3
0.5
E
3
0.5
E
3
0.5
E
3
0.4
ESE
3
0.3
SE
2
0.2
ESE
2
0.1
S
2
0.1
W
2
0.2
ENE
2
0.2
E
2
0.2
ENE
2
0.4
E
3
0.3
E
2
0.3
E
2
0.4
E
3
0.4
E
3
0.4
ENE
3
0.4
E
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.5
E
3
0.5
E
3
0.5
E
3
0.5
E
3
0.5
E
3
0.5
E
3
0.4
E
3
0.4
E
3
0.4
E
3
0.4
E
3
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
rain showers
thunderstorm
thunderstorm
clear
thunderstorm
clear
clear
clear
part cloud
clear
part cloud
thunderstorm
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
some clouds
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
some clouds
rain shwrs
risk tstorm
risk tstorm
clear
risk tstorm
clear
clear
clear
some clouds
clear
some clouds
risk tstorm
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
 km/h
30
ENE
30
E
20
E
20
NE
20
E
15
NNE
15
N
10
NE
10
NE
15
NE
15
NE
15
NE
20
E
35
E
40
ESE
35
E
35
ESE
30
SE
20
SSE
20
SE
10
SW
10
NNW
20
ENE
20
E
20
ENE
25
E
20
E
20
E
30
E
30
E
30
ENE
30
E
25
ENE
25
ENE
25
ENE
30
ENE
30
ENE
35
ENE
35
E
35
ENE
35
E
35
E
35
E
30
E
30
E
25
E
30
E
 mm 
1
1
1
6
1
5
1
2
2
3
2
max°C
22
21
22
22
23
22
22
22
22
22
22
23
23
23
24
24
24
24
25
25
25
25
25
24
24
24
24
25
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
Moonrise
2:07
3:01
3:52
4:40
5:24
6:04
6:41
7:16
7:50
8:24
9:00
9:40
10:26
11:18
12:17
Moonset
12:45
1:36
2:31
3:28
4:27
5:25
6:22
7:19
8:17
9:16
10:17
11:21
12:27
1:34
Sunrise
6:37
6:37
6:37
6:35
6:35
6:35
6:33
6:33
6:33
6:31
6:31
6:31
6:30
6:28
6:28
Sunset
5:57
5:57
5:58
5:59
5:59
6:00
6:00
6:00
6:00
6:01
6:01
6:02
6:02
6:04
6:04
6:05
Today's sea temperature in Clarence Harbour, Long Island is
21.0° C
(Statistics for 10 Feb 1981-2005 – mean: 24.7 max: 25.7 min: 23.6°C)
Issued (local time): 6 pm Tuesday 10 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest